Questions & Answers about Ο άξονας είναι δυνατός.
Ο is the masculine singular definite article in the nominative case. In English, it usually corresponds to the.
Here, Ο άξονας means the axle / the axis.
Greek articles change depending on:
- gender: masculine, feminine, neuter
- number: singular or plural
- case: nominative, genitive, accusative, vocative
So Ο tells you that άξονας is:
- masculine
- singular
- the subject of the sentence
In Greek, every noun has a grammatical gender. Άξονας is simply a masculine noun.
That does not necessarily mean it refers to something biologically male. Grammatical gender is just part of how the noun behaves in the language.
Because άξονας is masculine, words that go with it must match that gender, including:
- the article: ο
- the adjective: δυνατός
So:
- ο άξονας
- δυνατός
all match in masculine singular nominative.